Alibaba.com offers 1,154 diamond promotion pen products. About 89% of these are ballpoint pens, 35% are multi function pen. A wide variety of diamond promotion pen options are available to you, such as logo pen, banner pen, and multi-functional pen. You can also choose from metal, plastic, and bamboo. As well as from yes, no. And whether diamond promotion pen is sports, animal, or feather. There are 1,164 diamond promotion pen suppliers, mainly located in Asia. The top supplying countries are China (Mainland), United States, and Hong Kong, which supply 98%, 1%, and 1% of diamond promotion pen respectively. Diamond promotion pen products are most popular in North America, Western Europe, and South America. You can ensure product safety by selecting from certified suppliers, including 131 with Other, 15 with ISO9001, and 7 with BSCI certification.